21727552

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4409}}^1$

素因数の和:4439

約数の個数: 56

約数和(自身を含む): 53766720

約数和(自身を除く): 32039168

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 154, 176, 224, 308, 352, 448, 616, 704, 1232, 2464, 4409, 4928, 8818, 17636, 30863, 35272, 48499, 61726, 70544, 96998, 123452, 141088, 193996, 246904, 282176, 339493, 387992, 493808, 678986, 775984, 987616, 1357972, 1551968, 1975232, 2715944, 3103936, 5431888, 10863776, 21727552]

約数ペア:

[(1, 21727552), (2, 10863776), (4, 5431888), (7, 3103936), (8, 2715944), (11, 1975232), (14, 1551968), (16, 1357972), (22, 987616), (28, 775984), (32, 678986), (44, 493808), (56, 387992), (64, 339493), (77, 282176), (88, 246904), (112, 193996), (154, 141088), (176, 123452), (224, 96998), (308, 70544), (352, 61726), (448, 48499), (616, 35272), (704, 30863), (1232, 17636), (2464, 8818), (4409, 4928)]